Historic Bridges in Florida
707 bridges built before 1951 in Florida still in service today.
Bridges Built Before 1951
The United States has 707 bridges in Florida built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| CEDAR CREEK | Florida | Fair | 1947 | 79 | 6,600 |
| CRAGGS CREEK | Florida | Fair | 1947 | 79 | 3,300 |
| HOG CREEK | Florida | Good | 1947 | 79 | 2,800 |
| SUWANNEE RIVER | Florida | Fair | 1947 | 79 | 4,900 |
| FOUR MILE CREEK | Florida | Fair | 1947 | 79 | 1,700 |
| CSXRR | Florida | Good | 1947 | 79 | 4,900 |
| SUWANNEE RIVER RELIEF | Florida | Fair | 1947 | 79 | 5,200 |
| SUWANNEE RIVER RELIEF | Florida | Fair | 1947 | 79 | 4,900 |
| SUWANNEE RIVER RELIEF | Florida | Fair | 1947 | 79 | 5,200 |
| Cypress Creek | Florida | Fair | 1947 | 79 | 1,800 |
| Pitts Creek | Florida | Fair | 1947 | 79 | 1,800 |
| Chipola River | Florida | Fair | 1947 | 79 | 2,600 |
| Simmons Creek | Florida | Good | 1947 | 79 | 4,400 |
| Flat Creek | Florida | Fair | 1947 | 79 | 800 |
| Wolf Creek | Florida | Fair | 1947 | 79 | 2,500 |
| Academic Way | Florida | Good | 1947 | 79 | 10,400 |
| Beaver Creek | Florida | Fair | 1947 | 79 | 1,950 |
| Penny Creek | Florida | Good | 1947 | 79 | 1,950 |
| Bridge Creek | Florida | Fair | 1947 | 79 | 11,300 |
| LITTLE BLACK CREEK | Florida | Poor | 1947 | 79 | 34,500 |
| GOODBYS LAKE | Florida | Fair | 1947 | 79 | 23,750 |
| BURNT BRIDGE BROOK | Florida | Fair | 1947 | 79 | 2,400 |
| LITTLE RIVER CANAL C-7 | Florida | Good | 1947 | 79 | 25,700 |
| Biscayne Canal | Florida | Fair | 1947 | 79 | 7,815 |
| JOE GORE SLOUGH | Florida | Fair | 1947 | 79 | 2,000 |
| GOMEZ CREEK | Florida | Fair | 1947 | 79 | 2,000 |
| MIKES SLOUGH | Florida | Good | 1947 | 79 | 2,000 |
| HARRISONS SLOUGH | Florida | Fair | 1947 | 79 | 2,000 |
| GOMEZ CREEK | Florida | Fair | 1947 | 79 | 2,000 |
| BETZS SLOUGH | Florida | Fair | 1947 | 79 | 2,000 |
| HARBOR SQUARE DRAINAGE | Florida | Good | 1948 | 78 | 45,500 |
| TURKEY BRANCH | Florida | Good | 1948 | 78 | 3,700 |
| YORK BRANCH | Florida | Fair | 1948 | 78 | 3,700 |
| CYPRESS BRANCH | Florida | Fair | 1948 | 78 | 3,700 |
| LONE PINE CREEK | Florida | Good | 1948 | 78 | 3,700 |
| N OKALOACOOCHEE RIVER | Florida | Good | 1948 | 78 | 6,700 |
| ALLIGATOR CREEK | Florida | Fair | 1948 | 78 | 117,000 |
| Battle Slough | Florida | Fair | 1948 | 78 | 5,600 |
| MID-PRONG ST MARYS RIVER | Florida | Fair | 1948 | 78 | 6,600 |
| CEDAR CREEK | Florida | Poor | 1948 | 78 | 1,500 |
| NEW RIVER | Florida | Fair | 1948 | 78 | 900 |
| OLUSTEE CREEK | Florida | Good | 1948 | 78 | 2,100 |
| OLUSTEE CREEK | Florida | Good | 1948 | 78 | 2,100 |
| OLUSTEE CREEK | Florida | Fair | 1948 | 78 | 1,000 |
| DOG FENNEL CREEK | Florida | Fair | 1948 | 78 | 2,600 |
| BASSETT CREEK | Florida | Good | 1948 | 78 | 2,600 |
| JUJU CREEK | Florida | Fair | 1948 | 78 | 2,600 |
| SHAMROCK CREEK | Florida | Good | 1948 | 78 | 2,950 |
| SHAMROCK CREEK RELIEF | Florida | Good | 1948 | 78 | 2,950 |
| OVERFLOW RELIEF | Florida | Good | 1948 | 78 | 2,950 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.